Brake for locomotives



(No Model.) 2 Sheets-Sheet 1.

P. LANSBBRG.

BRAKE POR LOGOMGTIVES.

No. 406,844. Patented July 9, 1889.

(ff/ym( @fig 2 Sheets-Sheet 2.

(No Model.)

F. LANSBERG.

BRAKE FOR LOCOMOTIVES. No. 406,844. Patented July 9, 1889.

i Egpfl; 12v j 0 f? l /4 b? :A lf? l "I /g l u Il i k A? l r? J UNITED STATES PATENT OEEICE.

FRANK LANSBERG, OF ST. LOUIS, MISSOURI, ASSIGNOR TO THE LANSBERG BRAKE COMPANY, OF EAST ST. LOUIS, ILLINOIS.

BRAKE FOR LOCOIVIOTIVES.

SPECIFICATION forming part of Letters Patent No. 406,844, dated July 9, 1889.

Application tiled March 19, 1889.

To all whom t may concern.'

Be it known that I, FRANK LANSBERG, of the city ot St. Louis, in the State of Missouri, have invented a certain new and useful Im- Serial No. 303,843. (No model.)

5 provement in Brakes for Locomotives, ttc., I have shown the strap 14 secured to the 55 of which the following isafull, clear, and excylinder by means of a screw-pin 19, on the act description, reference being had to the upper end of which a cap 2O is fitted. accompanyingdrawings, formingpart of this The operation oi' the device is as follows: specification, in which- The air or steam being turned on in the pipe 1o Figure I is an elevation showing one of the 1S, the cylinder S is raised or lifted from the 6o slices in section and illustrative ot myinvenposition shown in Fig. IV. As the cylinder tion. Fig. II is a top view. Fig. III is a side is thus raised, it pulls upward on the link lo view. Fig. IV is a vertical section. Fig. V and moves the inner ends of thelinks 1S from 'is a view of the supporti11g-bracket, and Fig. the position shown in full lines, Fig. I, toward 15 YI illustrates a triangle for use on certain the position shown in dotted lines. This 65 constructions of locomotives. forces the brake-shoes outward against the flliy invention relates to improvements in wheels ot the locomotive and produces the brakes more particularly intended for use on brake. Then, as the steam or air is closed oit locomotives, but which might be used forother from the pipe lf3 and allowed to exhaust, the

2o purposes, and my invention consists in feacylinder lfalls again, and the brakes are thus 7o tures of novelty hereinafter fully described, released. By thus arranging a stationary pisand pointed out in the claims. ton and a movable cylinder, and by connect- Referring to the drawings,l represents part ing the brake-shoes to the cylinder by means of the frame-work ot' a locomotive. of the strap or yoke and the cross-head and 2 5 2 represents a bracket secured to the frame links, a very substantial and cheap device is 75 l by any suitable means. I have shown it bolted to the frame at i3 and provided with a lip or flange i, iitting against the lower part ot' the frame to assist in preventing lateral produced.

In some locomotives the wheels upon which the brakes work are farther apart than in others.

3o movement. This bracket is provided with a The construction of the link lo that I have 8o lip or iiange 5, to which is bolted or screwed, described may be used on locomotives where as shown at o, a stationary piston 7, over the wheels are close together, and where they which iits a movable cylinder S. are vfarther apart a triangle like that shown Qrepresents packing-rings between the pisat 2l in Fig. VI may be employed. This 3 5 ton and cylinder, and 10 an additional packwould throw the links lS farther apart. 8 5

ing-ring between the piston and cylinder, I claim as my inventionwhich is made in the form of a cup-leather, l. In a brake for locomotives, ttc., the comand which is held to the piston by means ot' bination of a fixed piston, a movable cylinder, a ring 1l and screws l2. and connection between the cylinder and 4o 13 represents a steam or air pipe dischargbrake-shoes, substantially as and tor the pur- 9c 45 nieate with the chamber by any manner of brake-shoes and cylinder, consisting of astrap 95 connection. or yoke and links, substantially as and for li represents a strap or yoke passing over the purpose set forth. the cylinder and connected at its lower ends ln a brake for locomotives, die., the comto a cross-head l5. To the head 15 is secured bination of a fixed piston, a movable cylinder, O5 the upper end of a linklG. To the lower end brake-shoes, a strap or yoke connected to the roo ing into the chamber between the piston and cylinder, for giving movement to the latter. I have shown this pipe passing up through the piston, (see Fig. IV5) but it may commupose set forth.

2. In a brake i'orlocomotivcs, ttc., the combination ot' a fixed piston, a movable cylinder, brake-shoes, and connection between the Strap or yoke secured to the Cylinder by means of :L pin 19 land n Cap 20, a cross-head secured to the lower end of the strap, brakeshoes, and links connecting the Shoes to the cross-heads, substantially as and for the purpose set forth.

FRANK LANSBERG.

Inpresence of- GEo. H. KNIGHT, G. W. PFEIFFER. 

